Troubleshooting for the User
PROBLEM
The machine does not start
The machine tries to start but does not
rev up
The machine vibrates heavily
The machine produces dust
Poor sanding results
CAUSES
Voltage too low
Problem with power supply
If the machine has cut off due to
overload protection
Motor too cold
Voltage too low
The fuse blows
Coating on the sanding drum and
belt tensioner device
The belts moves
Sanding belt damaged
Damaged driving belts
Machine blocked by shavings, dust
and grime
Dust bag overfilled
Dust bag mounted incorrectly
Dust bag damaged
Machine blocked by shavings, dust
and grime
The fan belt is damaged
The sealing brushes are worn
Sanding drum damaged
Uneven wheel
SOLUTIONS
Check the power supply and fuses
Check the breaker and condensers
Allow the machine to cool for several minutes before
restarting
Allow the machine to warm up to room temperature in a
warm room. Give the belts some slack
Check the power cable quality and power cable length.
Avoid using power cables with an inadequate power cable
diameter and power cables that are too long
Give the belts some slack. Ensure that nothing else is on the
same circuit
Clean, scrape away the coating and vacuum
Adjust using the fine adjustment screw and if necessary the
rough adjustment screw. If necessary change the tensioning
device
Replace the sanding belt
Replace the cone belt
Clean the machine and suction head
Empty the dust bag
Put on the dust bag as the instructions
Replace the dust bag
Clean the machine and suction head
Replace the fan belt
Replace the sealing brushes
Check the sanding drum. Clean or if necessary replace the
drum
Clean and/or replace the wheel
EN
Bona Belt Manual
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